User's Manual

73
Tobii C-Series User’s Manual
Guidance and manufacturer’s declaration – electromagnetic immunity
The C-Series device is intended for use in the electromagnetic environment specied below. The
customer or the user of the C-series device should assure that it is used in such an environment.
IMMUNITY
test
IEC 60601 test
level
Compliance
level
Electromagnetic
environment – guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
± 6 kV contact
± 8 kV air ± 6 kV contact
± 8 kV air
Floors should be wood,
concrete or ceramic tile.
If oors are covered with
synthetic material, the relative
humidity should be at least 30 %.
Electrical fast
transient/burst
IEC 61000-4-4
± 2 kV for power
supply lines
± 1 kV for input/
output lines
± 2 kV for power
supply lines
± 1 kV for input/
output lines
Mains power quality should be
that of a typical commercial or
hospital environment.
Surge
IEC 61000-4-5
± 1 kV line to line
± 1 kV line to line
Mains power quality should be
that of a typical commercial or
hospital environment.
Voltage
dips, short
interruptions and
voltage variations
on power supply
input lines.
IEC 61000-4-11
< 5 % U
T
(>95 %
dip in U
T
) for 0.5
cycles.
40 % U
T
(60 % dip
in U
T
) for 5 cycles.
70 % U
T
(30 %
dip in U
T
) for 25
cycles.
< 5 % U
T
(>95 %
dip in U
T
) for 5 s
< 5 % U
T
(>95 %
dip in U
T
) for 0.5
cycles.
40 % U
T
(60 % dip
in U
T
) for 5 cycles.
70 % U
T
(30 %
dip in U
T
) for 25
cycles.
< 5 % U
T
(>95 %
dip in U
T
) for 5 s
Mains power quality should be
that of a typical commercial or
hospital environment. If the
user of the C-Series device
requires continued operation
during mains interruptions, it is
recommended that the C-Series
device batteries are in place
or that the device be powered
from an uninterruptable power
supply (UPS).
U
T
is at 100 VAC 60 Hz or 230
VAC 50Hz.
Power frequency
(50/60 Hz)
magnetic eld
IEC 61000-4-8
3 A/m 3 A/m Power frequency magnetic elds
should be at levels characteristic
of a typical location in a
typical commercial or hospital
environment.
Chapter 8 Appendices